package com.company.section4;

/**
 * @author cbf4Life cbf4life@126.com
 * I'm glad to share my knowledge with you all.
 */
public class ConcreteSubject extends Subject {

    //具体的业务
    public void doSomething() {
        /*
         * do something
         */
        super.notifyObserver();
    }
}
